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Finding the Fourth Proportional to 504,010.73, 756,016.09 and 415,364.33

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Solution

The fourth proportional to 504,010.73, 756,016.09 and 415,364.33 is: 623,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,010.73 : 756,016.09 = 415,364.33 : x
  2. Step 2: Convert to fraction form
    504,010.73/756,016.09 = 415,364.33/x
  3. Step 3: Cross multiply
    504,010.73x = 756,016.09 × 415,364.33
  4. Step 4: Simplify right side
    504,010.73x = 314,022,111,873.58
  5. Step 5: Solve for x
    x = 314,022,111,873.58/504,010.73
  6. Step 6: Final answer
    x = 623,046.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.